Home / 3,849.31-5,771.08-1,630.75

Finding the Fourth Proportional to 3,849.31, 5,771.08 and 1,630.75

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Solution

The fourth proportional to 3,849.31, 5,771.08 and 1,630.75 is: 2,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.31 : 5,771.08 = 1,630.75 : x
  2. Step 2: Convert to fraction form
    3,849.31/5,771.08 = 1,630.75/x
  3. Step 3: Cross multiply
    3,849.31x = 5,771.08 × 1,630.75
  4. Step 4: Simplify right side
    3,849.31x = 9,411,187.14
  5. Step 5: Solve for x
    x = 9,411,187.14/3,849.31
  6. Step 6: Final answer
    x = 2,444.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.